Evolution and Biodiversity G. Tyler Miller’s Living in the Environment 14th Edition Chapter 5

Key Concepts Origins of life Evolution and Evolutionary processes Ecological niches Species formation Species extinction

Origins and Early Evolution of Life Chemical evolution Biological evolution Fig. 5-2 p. 88

Evolution and Adaptation Macroevolution Microevolution Gene pool Mutation Natural selection

Natural Selection Differential reproduction Adaptive trait Coevolution

Ecological Niches and Adaptation Fundamental niche Habitat Realized niche Fig. 5-4 p. 91

Broad and Narrow Niches Generalist species Specialist species Refer to Spotlight p. 92

Speciation, Extinction, and Biodiversity Geographic isolation Reproductive isolation Fig. 5-7 p. 94

Extinction Background extinction Mass extinction Mass depletion Adaptive radiation Human Impacts

Human Impacts on Evolution Artificial Selection Genetic Engineering Concerns about Genetic Engineering